certainly looks like that decal in the Kibler/Iqbal book, did you get it off them?
Looks good to me liner a little darkend from age I have several like it be ready for someone to scream Norwegee liner it is not imo just aged and darkened I like your find looks honest no messed with SD m40 as stated heer lid. timothy
Hi Matt, welcome to the forum , I to like this one ,it looks to be a good single decal M40. Looking at the liner I agree with Timothy , I see no sign of "red dye" in the stitching so it is just age darkening, well done , Leon.
"Always do sober what you said you'd do drunk. That will teach you to keep your mouth shut." Ernest Hemingway
Cheers fellers ...Yer this is one of Tom kiblers old helmets ...I got it when I was 16 my first real German pot .....still love it